| Key West to Bougival | 4,690.25 mi (7,548.23 km) |
| Key West to Bouguenais | 4,543.39 mi (7,311.88 km) |
| Key West to Boulogne-Billancourt | 4,695.21 mi (7,556.20 km) |
| Key West to Boulogne-sur-Mer | 4,640.70 mi (7,468.49 km) |
| Key West to Bourg-de-Peage | 4,888.25 mi (7,866.88 km) |
| Key West to Bourg-en-Bresse | 4,874.70 mi (7,845.07 km) |
| Key West to Bourg-la-Reine | 4,699.34 mi (7,562.86 km) |
| Key West to Bourg-les-Valence | 4,882.68 mi (7,857.91 km) |
| Key West to Bourges | 4,729.43 mi (7,611.28 km) |
| Key West to Bourgoin-Jallieu | 4,888.36 mi (7,867.05 km) |
| Key West to Bressuire | 4,600.25 mi (7,403.39 km) |
| Key West to Brest | 4,398.35 mi (7,078.45 km) |
| Key West to Bretigny-sur-Orge | 4,701.49 mi (7,566.31 km) |
| Key West to Breuillet | 4,696.18 mi (7,557.77 km) |
| Key West to Briancon | 4,965.35 mi (7,990.96 km) |
